-87.33% is the change from 576 to 73
Calculation steps:
[( 73 - 576 ) ÷ 576] x 100 = -87.33%
Formula
Percentage change = [(73 - 576) / 576] x 100
Subtract the new number by the original number
73 - 576 = -503
-503 ÷ 576 = -0.8732638888888888
-0.8732638888888888 x 100 = -87.33%